Please help deal with fsbus!! the voltage on the board everything is fine but is run fsbus router voltage transistor transistor 2 and 3 is equal to zero, and to pin 1 and pin 3, respectively, is also equal to zero 16f84a not stitched.With null-modem cable wiring +5 is before pressing Write flash after trying to flash the chip drops to zero.I'm desperate, why? can not understand and ask for help!